JPH0418997U - - Google Patents
Info
- Publication number
- JPH0418997U JPH0418997U JP5995490U JP5995490U JPH0418997U JP H0418997 U JPH0418997 U JP H0418997U JP 5995490 U JP5995490 U JP 5995490U JP 5995490 U JP5995490 U JP 5995490U JP H0418997 U JPH0418997 U JP H0418997U
- Authority
- JP
- Japan
- Prior art keywords
- heater
- change
- resistance
- liquid
- detection section
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000005856 abnormality Effects 0.000 claims 2
- 239000007788 liquid Substances 0.000 claims 2
- 239000011261 inert gas Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Resistance Heating (AREA)
Description
第１図はこの考案の一実施例にかかるヒータ装
置の回路構成を示す図、第２図は上記実施例の回
路ブロツク図である。
８……ケース、９……ヒータ、９ａ……発熱素
子、１２……検出部。
FIG. 1 is a diagram showing a circuit configuration of a heater device according to an embodiment of this invention, and FIG. 2 is a circuit block diagram of the above embodiment. 8...Case, 9...Heater, 9a...Heating element, 12...Detection section.
Claims (1)
であつて、 電流を通じることにより発熱する発熱素子を不
活性ガスを封入したケース内に収納してなるヒー
タと、 ヒータの抵抗またヒータに流れる電流の変化を
直接または間接に検出する検出部とを備えており
、 前記検出部が該抵抗または電流の変化を検出す
ることによりヒータの異常を検知することを特徴
とする異常検知機能を備えたヒータ装置。[Claims for Utility Model Registration] A heater device that heats the liquid by being immersed in the liquid, which includes a heating element that generates heat by passing an electric current and is housed in a case filled with inert gas. , a detection section that directly or indirectly detects a change in the resistance of the heater or a change in the current flowing through the heater, and the detection section detects an abnormality in the heater by detecting a change in the resistance or current. A heater device equipped with an abnormality detection function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5995490U JPH0418997U (en) | 1990-06-05 | 1990-06-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5995490U JPH0418997U (en) | 1990-06-05 | 1990-06-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0418997U true JPH0418997U (en) | 1992-02-18 |
Family
ID=31586911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5995490U Pending JPH0418997U (en) | 1990-06-05 | 1990-06-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0418997U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015122256A (en) * | 2013-12-25 | 2015-07-02 | アイシン精機株式会社 | Heater drive circuit with abnormality detection function |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61148183A (en) * | 1984-12-24 | 1986-07-05 | Tokuyama Soda Co Ltd | Production of n-substituted amide |
-
1990
- 1990-06-05 JP JP5995490U patent/JPH0418997U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61148183A (en) * | 1984-12-24 | 1986-07-05 | Tokuyama Soda Co Ltd | Production of n-substituted amide |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015122256A (en) * | 2013-12-25 | 2015-07-02 | アイシン精機株式会社 | Heater drive circuit with abnormality detection function |
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